Clozapine and Slow speech - a phase IV clinical study of FDA data

Summary:

Slow speech is reported as a side effect among people who take Clozapine (clozapine), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Exelon, and have Parkinson's disease.

The phase IV clinical study analyzes which people have Slow speech when taking Clozapine. It is created by eHealthMe based on reports of 83,401 people who have side effects when taking Clozapine from the FDA, and is updated regularly.

What is Clozapine?

Clozapine has active ingredients of clozapine. It is often used in schizophrenia. eHealthMe is studying from 83,728 Clozapine users. Check the latest studies of Clozapine.

What is Slow speech?

Slow speech is found to be associated with 272 drugs and 406 conditions by eHealthMe. Check the latest studies of Slow speech.

On Jul, 27, 2026

83,401 people reported to have side effects when taking Clozapine.
Among them, 35 people (0.04%) have Slow speech.

Among these 35 people:

How long have people been on Clozapine when they have Slow speech? *

What is the gender of people who have Slow speech when taking Clozapine? *

female: 88.24 %
male: 11.76 %

What is the age of people who have Slow speech when taking Clozapine? *

What are other drugs people take besides Clozapine? *

What are other side effects people have besides Slow speech? *

Hallucinations (sensations that appear real but are created by your mind): 23 people, 65.71%
Otitis (ear infection): 22 people, 62.86%
Oral Discomfort (pain or irritation in mouth): 22 people, 62.86%
Obsessive-Compulsive Disorder (an anxiety disorder characterized by intrusive thoughts that produce uneasiness, apprehension, fear, or worry;): 22 people, 62.86%
Nausea (feeling of having an urge to vomit): 22 people, 62.86%
Musculoskeletal Stiffness (stiffness of the body's muscles, joints, tendons, ligaments and nerves): 22 people, 62.86%
Itching: 22 people, 62.86%
Hypotension (abnormally low blood pressure): 22 people, 62.86%
Hypoacusis (loss of hearing): 22 people, 62.86%
Hyperkinesia (higher than normal levels of potassium in the circulating blood; associated with kidney failure or sometimes with the use of diuretic drugs): 22 people, 62.86%

What are the existing conditions these people have? *

Parkinson's Disease: 24 people, 68.57%
Tremor (trembling or shaking movements in one or more parts of your body): 1 person, 2.86%
Stress And Anxiety: 1 person, 2.86%
Sleep Disorder: 1 person, 2.86%
Schizophrenia, Paranoid Type (delusions and auditory hallucinations but relatively normal intellectual functioning and expression of affect): 1 person, 2.86%
Psychotic Behavior: 1 person, 2.86%
Hallucinations (sensations that appear real but are created by your mind): 1 person, 2.86%

* Approximation only. Some reports may have incomplete information.

Do you take Clozapine and have Slow speech?

- Check whether Slow speech is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Clozapine:

Clozapine (83,728 reports)

Slow speech treatments and more:

Slow speech (2,496 reports)

Browse all side effects of Clozapine:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all the drugs that are associated with Slow speech:

Slow speech (272 drugs)

Browse all the conditions that are associated with Slow speech:

Slow speech (406 conditions)

Related publications that referenced our studies

Grover S, Sahoo S, "Clozapine induced akathisia: A case report and review of the evidence", Indian journal of pharmacology, 2015 Jan .
Yaylaci S, Yilmaz EU, Guclu E, Kumsar NA, Tamer A, Karabay O, "Clozapine-Induced Febrile Neutropenia and Cellulitis", Turkish journal of emergency medicine, 2014 Mar .
Grover S, Sahoo S, "Clozapine induced akathisia: A case report and review of the evidence", Indian journal of pharmacology, 2015 Jan .
Yaylaci S, Yilmaz EU, Guclu E, Kumsar NA, Tamer A, Karabay O, "Clozapine-Induced Febrile Neutropenia and Cellulitis", Turkish journal of emergency medicine, 2014 Mar .

How the study uses the data?

The study uses data from the FDA. It is based on clozapine (the active ingredients of Clozapine) and Clozapine (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).

WARNING, DISCLAIMER, USE FOR PUBLICATION

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.